﻿// Copyright 2017 the original author or authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using Steeltoe.Common.Util;
using Steeltoe.Messaging;
using Steeltoe.Messaging.Support;
using System;

namespace Steeltoe.Integration.Support
{
    public class DefaultErrorMessageStrategy : IErrorMessageStrategy
    {
        public ErrorMessage BuildErrorMessage(Exception exception, IAttributeAccessor attributes)
        {
            var inputMessage = attributes == null ? null
                  : attributes.GetAttribute(ErrorMessageUtils.INPUT_MESSAGE_CONTEXT_KEY);
            if (inputMessage is IMessage)
            {
                return new ErrorMessage(exception, (IMessage)inputMessage);
            }
            else
            {
                return new ErrorMessage(exception);
            }
        }
    }
}
